<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../vue.js"></script>
</head>
<body>
    <div id="app">
        <!-- 单选框无论有几个,最终的数据依然是一个,用一个字符串接收即可 -->
        <form action="javascript:;">
            <input type="radio" name="sex" value="男" v-model="sex">男
            <input type="radio" name="sex" value="女" v-model="sex">女
            <input type="radio" name="sex" value="未知" v-model="sex">未知
        </form>
    </div>
    <script>
        new Vue({
            el:"#app",
            data(){
                return{
                    sex:''
                }
            }
        })
    </script>
</body>
</html>